git.roojs.org Git - app.Builder.js/blob - src/Palete/Gir.vala

   1
   2 // valac -g  --pkg gee-1.0 --pkg libxml-2.0 --pkg gobject-introspection-1.0 --pkg json-glib-1.0  Palete/Gir.vala -o /tmp/Gir
   3 /*
   4 public static int main (string[] args) {
   5
   6     var g = Palete.Gir.factory("Gtk");
   7         var test = g.classes.get("ToolButton");
   8
   9
  10     var generator = new Json.Generator ();
  11     var n = new Json.Node(Json.NodeType.OBJECT);
  12     n.set_object(test.toJSON());
  13     generator.set_root(n);
  14     generator.indent = 4;
  15     generator.pretty = true;
  16
  17     print(generator.to_data(null));
  18     return 0;
  19 }
  20  */
  21 namespace Palete {
  22
  23
  24
  25
  26     // Gir - is the libvala based version -
  27
  28
  29         public class Gir : GirObject {
  30
  31                 //Gee.Hashmap<string,what> nodes;
  32
  33                 public Gir (string ns)
  34                 {
  35                         base("Package",ns);
  36
  37                 }
  38
  39                 public string doc(string what)
  40                 {
  41                         var ar = what.split(".");
  42                         var cls = this.classes.get(ar[1]);
  43                         if (ar.length == 2) {
  44                                 return cls.doctxt != null ? cls.doctxt : "";
  45                         }
  46                         // return the property.. by default..
  47                         var pr = cls.props.get(ar[2]);
  48                         return pr.doctxt != null ? pr.doctxt : "";
  49
  50                 }
  51
  52
  53                 /**
  54                  *  == all static below here...
  55                  *
  56                  */
  57                 public static  Gee.HashMap<string,Gir> cache = null;
  58
  59
  60                 public static Gir?  factory(string ns)
  61                 {
  62                         if (cache == null) {
  63                                 cache = new Gee.HashMap<string,Gir>();
  64                                 var a = new Palete.VapiParser( );
  65                                 a.create_valac_tree();
  66
  67
  68                         }
  69                         var ret = cache.get(ns);
  70                         if (ret == null) {
  71
  72                                 var add = new Gir(ns);
  73
  74                                 cache.set(ns, add);
  75
  76                                 var iter = add.classes.map_iterator();
  77                                 while(iter.next()) {
  78                                         iter.get_value().overlayParent();
  79                                 }
  80                                 // loop again and add the ctor properties.
  81                                 iter = add.classes.map_iterator();
  82                                 while(iter.next()) {
  83                                         iter.get_value().overlayCtorProperties();
  84                                 }
  85
  86
  87                                 ret = cache.get(ns);
  88                         }
  89
  90
  91                         return ret;
  92
  93                 }
  94                 public static GirObject?  factoryFqn(string fqn)
  95                 {
  96                         var bits = fqn.split(".");
  97                         if (bits.length < 1) {
  98                                 return null;
  99                         }
 100
 101                         var f = (GirObject)factory(bits[0]);
 102
 103                         if (bits.length == 1 || f ==null) {
 104                                 return f;
 105                         }
 106                         return f.fetchByFqn(fqn.substring(bits[0].length+1)); // since classes are stored in fqn format...?
 107
 108
 109                 }
 110
 111
 112                 /**
 113                  * guess the fqn of a type == eg. gboolean or Widget etc...
 114                  */
 115                 public static string fqtypeLookup(string type, string ns) {
 116                         var g = factory(ns);
 117                         if (g.classes.has_key(type)) {
 118                                 return ns + "." + type;
 119                         }
 120                         // enums..
 121                         if (g.consts.has_key(type)) {
 122                                 return ns + "." + type;
 123                         }
 124
 125
 126                         // look at includes..
 127                         var iter = g.includes.map_iterator();
 128                         while(iter.next()) {
 129                                 // skip empty namespaces on include..?
 130                                 if ( iter.get_key() == "") {
 131                                         continue;
 132                                 }
 133                                 var ret = fqtypeLookup(type, iter.get_key());
 134                                 if (ret != type) {
 135                                         return ret;
 136                                 }
 137                 }
 138                         return type;
 139                 }
 140
 141
 142
 143
 144                 // needed still - where's it called form..
 145                 public static string guessDefaultValueForType(string type) {
 146                         //print("guessDefaultValueForType: %s\n", type);
 147                         if (type.length < 1 || type.contains(".")) {
 148                                 return "null";
 149                         }
 150                         switch(type) {
 151                                 case "gboolean":
 152                                         return "true";
 153                                 case "guint":
 154                                         return "0";
 155                                 case "utf8":
 156                                         return "\"\"";
 157                                 default:
 158                                         return "?"+  type + "?";
 159                         }
 160
 161                 }
 162
 163
 164
 165
 166
 167
 168         }
 169
 170
 171 }